Death Mission : Havana

From the Back Cover: Item: A robbery at Chase Manhattan turns up a bizarre clue -- the fingerprint of Warren Graves, CIA, deceased. Item: Margot Kidner has a list of ex-CIA agents with reason for revenge. How does she know that Nick Carter might be interested in her little list? Item: Larry Burke, Washington-based syndicated columnist, on every government agency's favorite "enemies list," turns up dead: poisoned with a sophisticated drug simulating heart attack.